1. Park your motorcycle on a level surface and allow the engine to cool down completely. This is important to prevent scalding yourself with hot coolant.
2. Locate the radiator cap. The radiator cap is located on the top of the radiator, just behind the front fork. It is usually black or silver in color and has a symbol of a radiator on it.
3. Turn the radiator cap counterclockwise until it stops. This will loosen the cap and allow you to remove it.
4. Be careful not to drop the radiator cap. The radiator cap is a small part and it is easy to lose track of it.
5. Lift the radiator cap off the radiator. Be careful not to spill any coolant.
6. Inspect the radiator cap. The radiator cap should be in good condition and free of any damage. If the radiator cap is damaged, it will need to be replaced.
7. Reinstall the radiator cap. Screw the radiator cap back onto the radiator until it is snug. Do not overtighten the radiator cap.
8. Start the motorcycle and let it run for a few minutes. Check for any leaks around the radiator cap. If there are any leaks, the radiator cap will need to be tightened or replaced.